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IP Verse

Dlc-Coated Gate Valve In Petroleum Production Or Water Injection - EP2820167

The patent EP2820167 was granted to Aker Solutions on Dec 27, 2017. The application was filed on Feb 28, 2013 under application number EP13754516A. The patent is currently recorded with a legal status of "Revoked".

EP2820167

AKER SOLUTIONS
Application Number
EP13754516A
Filing Date
Feb 28, 2013
Status
Revoked
Sep 11, 2020
Publication Date
Dec 27, 2017
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentativeOpposition Status
IKA INDUSTRIE KRAFTFAHRZEUGAUSRUSTUNGSep 17, 2018HECHTADMISSIBLE

Patent Citations (20) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONUS2004118455
DESCRIPTIONUS2007163655
INTERNATIONAL-SEARCH-REPORTEP1657323
INTERNATIONAL-SEARCH-REPORTUS2004118455
INTERNATIONAL-SEARCH-REPORTUS2007163655
INTERNATIONAL-SEARCH-REPORTUS2011042069
INTERNATIONAL-SEARCH-REPORTUS2011192521
OPPOSITIONEP1657323
OPPOSITIONGB2286349
OPPOSITIONUS2004118455
OPPOSITIONUS2007163655
OPPOSITIONUS2008251798
OPPOSITIONUS2010206553
OPPOSITIONUS2011042069
OPPOSITIONUS2011192521
OPPOSITIONUS2011293855
OPPOSITIONUS4987007
OPPOSITIONUS5098737
OPPOSITIONWO2008154075
SEARCHGB2286349

Dossier Documents

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    Description

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